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  2. Land patent - Wikipedia

    en.wikipedia.org/wiki/Land_patent

    Unlike intellectual property patents, which have time limits, a land patent is permanent. A land patent is known in law as "letters patent" and usually issues to the original grantee and to their heirs and assigns forever. The patent stands as supreme title to the land because it attests that all evidence of title existent before its issue date ...

  3. List of United States Supreme Court patent case law

    en.wikipedia.org/wiki/List_of_United_States...

    For the purpose of calculating damages in a patent infringement action, the infringing "article of manufacture" may be defined as either an end product sold to a consumer or as a component of that product. 35 U.S.C. §289: The relevant text of the Patent Act encompasses both an end product sold to a consumer as well as a component of that product.

  4. List of United States patent law cases - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    This is a list of notable patent law cases in the United States in chronological order. The cases have been decided notably by the United States Supreme Court , the United States Court of Appeals for the Federal Circuit (CAFC) or the Board of Patent Appeals and Interferences (BPAI).

  5. Letters patent - Wikipedia

    en.wikipedia.org/wiki/Letters_patent

    Letters patent issued by the United States United States General Land Office. The primary source of letters patent in the United States are intellectual property patents and land patents, though letters patent are issued for a variety of other purposes. They function dually as public records and personal certificates.

  6. History of United States patent law - Wikipedia

    en.wikipedia.org/wiki/History_of_United_States...

    Under the Patent Act of 1793, the United States barred foreign inventors from receiving patents at the same time as granting patents to Americans who had pirated technology from other countries. “America thus became, by national policy and legislative act, the world’s premier legal sanctuary for industrial pirates.

  7. United States patent law - Wikipedia

    en.wikipedia.org/wiki/United_States_patent_law

    The large size of the US economy, the strong pro-patentee legal regime and over 200 years of case law make US patents more valuable and more litigated than patents of any other country. The long history of patents and strong protection of patent holders contributes to abuse of the system by patent trolls, which are largely absent in other ...

  8. Patent - Wikipedia

    en.wikipedia.org/wiki/Patent

    When patent litigation is involved (which in year 1999 happened in about 1,600 cases compared to 153,000 patents issued in the same year [98]), costs increase significantly: although 95% of patent litigation cases are settled out of court, [99] those that reach the courts have legal costs on the order of a million dollars per case, not ...

  9. Homestead Acts - Wikipedia

    en.wikipedia.org/wiki/Homestead_Acts

    The acquired land would not be liable for any debts incurred prior to the issuance of the patent for it. The time requirement for residence or cultivation was set at 5 years; if it was proven "after due notice" that they moved residence or abandoned the land for more than six months at a time, then the land reverted to the government.

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